Condensed Consolidating Balance Sheets (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Current assets
Cash and cash equivalents	$ 431,984	$ 337,039	$ 584,088	$ 208,452
Accounts receivable, net	295,290	297,976
Inventories, net	333,621	323,347
Prepaid expenses and other current assets	39,810	28,712
Prepaid taxes	36,504	27,160
Deferred tax assets	52,917	51,025
Assets held for sale	10,428	7,963
Total current assets	1,200,554	1,073,222
Property, plant and equipment, net	325,900	297,945	251,912
Goodwill	1,354,203	1,238,452
Intangibles assets, net	1,255,597	1,058,792
Investments in affiliates	1,715	2,066
Deferred tax assets	943	1,347
Other assets	70,095	61,863
Total assets	4,209,007	3,733,687	3,924,103
Current liabilities
Notes payable	356,287	4,700
Accounts payable	71,967	75,165
Accrued expenses	74,868	65,064
Current portion of contingent consideration	4,131	23,693
Payroll and benefit-related liabilities	73,090	74,586
Accrued interest	8,725	9,418
Income taxes payable	23,821	16,895
Other current liabilities	22,231	5,779
Total current liabilities	635,120	275,300
Total long-term debt	930,000	965,280
Deferred tax liabilities	514,715	418,874
Pension and other postretirement benefit liabilities	109,498	170,946
Noncurrent liability for uncertain tax positions	55,152	61,979
Other liabilities	48,506	59,771
Total liabilities	2,292,991	1,952,150
Total common shareholders’ equity	1,913,527	1,778,950
Noncontrolling interest	2,489	2,587
Total equity	1,916,016	1,781,537	1,982,783	1,787,278
Total liabilities and equity	4,209,007	3,733,687
Consolidation, Eliminations
Current assets
Accounts receivable, net	3,472	3,164
Accounts receivable from consolidated subsidiaries	(2,880,648)	(3,135,161)
Inventories, net	(15,709)	(15,893)
Prepaid taxes		(3,136)
Deferred tax assets	(3)	(1,045)
Total current assets	(2,892,888)	(3,152,071)
Investments in affiliates	(6,987,772)	(6,614,936)
Deferred tax assets	(39,410)	(62,545)
Note receivable and other amounts due from consolidated subsidiaries	(1,936,618)	(1,334,833)
Total assets	(11,856,688)	(11,164,385)
Current liabilities
Accounts payable to consolidated subsidiaries	(2,880,648)	(3,135,161)
Income taxes payable		(3,136)
Other current liabilities	(4)	(1,045)
Total current liabilities	(2,880,652)	(3,139,342)
Deferred tax liabilities	(39,409)	(62,544)
Notes payable and other amounts due to consolidated subsidiaries	(1,940,100)	(1,337,563)
Total liabilities	(4,860,161)	(4,539,449)
Total common shareholders’ equity	(6,996,527)	(6,624,936)
Total equity	(6,996,527)	(6,624,936)
Total liabilities and equity	(11,856,688)	(11,164,385)
Parent Company
Current assets
Cash and cash equivalents	42,749	70,860	114,531	22,632
Accounts receivable, net	1,822	2,147
Accounts receivable from consolidated subsidiaries	42,865	422,058
Prepaid expenses and other current assets	15,200	7,769
Prepaid taxes	27,487	11,079
Deferred tax assets	20,218	13,987
Assets held for sale	1,669
Total current assets	152,010	527,900
Property, plant and equipment, net	14,189	7,258
Investments in affiliates	5,489,676	5,226,567
Deferred tax assets	35,877	59,644
Note receivable and other amounts due from consolidated subsidiaries	1,049,344	529,913
Other assets	24,574	33,937
Total assets	6,765,670	6,385,219
Current liabilities
Notes payable	351,587
Accounts payable	2,194	3,366
Accounts payable to consolidated subsidiaries	2,644,296	2,563,602
Accrued expenses	15,569	11,338
Payroll and benefit-related liabilities	15,976	24,633
Accrued interest	8,720	9,413
Other current liabilities	9,646	598
Total current liabilities	3,047,988	2,612,950
Total long-term debt	930,000	965,280
Pension and other postretirement benefit liabilities	57,406	114,257
Noncurrent liability for uncertain tax positions	11,389	13,131
Notes payable and other amounts due to consolidated subsidiaries	785,476	878,148
Other liabilities	19,884	22,503
Total liabilities	4,852,143	4,606,269
Total common shareholders’ equity	1,913,527	1,778,950
Total equity	1,913,527	1,778,950
Total liabilities and equity	6,765,670	6,385,219
Guarantor Subsidiaries
Current assets
Cash and cash equivalents	14,500	1,989
Accounts receivable, net	10,948	10,523
Accounts receivable from consolidated subsidiaries	2,623,314	2,520,933
Inventories, net	211,165	202,748
Prepaid expenses and other current assets	6,870	5,294
Deferred tax assets	22,472	30,201
Assets held for sale	3,503	2,738
Total current assets	2,892,772	2,774,426
Property, plant and equipment, net	188,455	168,451
Goodwill	797,671	694,070
Intangibles assets, net	962,243	782,631
Investments in affiliates	1,478,429	1,369,056
Note receivable and other amounts due from consolidated subsidiaries	873,105	804,843
Other assets	7,447	8,096
Total assets	7,200,122	6,601,573
Current liabilities
Accounts payable	45,802	44,468
Accounts payable to consolidated subsidiaries	147,957	512,145
Accrued expenses	21,120	20,471
Current portion of contingent consideration	4,131	21,115
Payroll and benefit-related liabilities	21,818	19,799
Income taxes payable		1,322
Other current liabilities	7,517	704
Total current liabilities	248,345	620,024
Deferred tax liabilities	496,228	426,754
Pension and other postretirement benefit liabilities	33,777	37,269
Noncurrent liability for uncertain tax positions	17,241	22,127
Notes payable and other amounts due to consolidated subsidiaries	957,451	275,674
Other liabilities	16,221	27,720
Total liabilities	1,769,263	1,409,568
Total common shareholders’ equity	5,430,859	5,192,005
Total equity	5,430,859	5,192,005
Total liabilities and equity	7,200,122	6,601,573
Non-Guarantor Subsidiaries
Current assets
Cash and cash equivalents	374,735	264,190	469,557	185,820
Accounts receivable, net	279,048	282,142
Accounts receivable from consolidated subsidiaries	214,469	192,170
Inventories, net	138,165	136,492
Prepaid expenses and other current assets	17,740	15,649
Prepaid taxes	9,017	19,217
Deferred tax assets	10,230	7,882
Assets held for sale	5,256	5,225
Total current assets	1,048,660	922,967
Property, plant and equipment, net	123,256	122,236
Goodwill	556,532	544,382
Intangibles assets, net	293,354	276,161
Investments in affiliates	21,382	21,379
Deferred tax assets	4,476	4,248
Note receivable and other amounts due from consolidated subsidiaries	14,169	77
Other assets	38,074	19,830
Total assets	2,099,903	1,911,280
Current liabilities
Notes payable	4,700	4,700
Accounts payable	23,971	27,331
Accounts payable to consolidated subsidiaries	88,395	59,414
Accrued expenses	38,179	33,255
Current portion of contingent consideration		2,578
Payroll and benefit-related liabilities	35,296	30,154
Accrued interest	5	5
Income taxes payable	23,821	18,709
Other current liabilities	5,072	5,522
Total current liabilities	219,439	181,668
Deferred tax liabilities	57,896	54,664
Pension and other postretirement benefit liabilities	18,315	19,420
Noncurrent liability for uncertain tax positions	26,522	26,721
Notes payable and other amounts due to consolidated subsidiaries	197,173	183,741
Other liabilities	12,401	9,548
Total liabilities	531,746	475,762
Total common shareholders’ equity	1,565,668	1,432,931
Noncontrolling interest	2,489	2,587
Total equity	1,568,157	1,435,518
Total liabilities and equity	$ 2,099,903	$ 1,911,280